Is the classic ui or xflow able to index attachments on kb articles?
Release : 17.3
Component: SDM-Knowledge/Federated Search/Share Point
1) Knowledge re-indexing works on knowledge articles, but not on attached documents.
2) The following product documentations helps understand more when to use knowledge re-index and all about the knowledge reindex utility.
https://techdocs.broadcom.com/us/en/ca-enterprise-software/business-management/ca-service-management/17-4/administering/configure-ca-service-desk-manager/configure-the-ca-sdm-environment/search-engine-configuration.html
https://techdocs.broadcom.com/us/en/ca-enterprise-software/business-management/ca-service-management/17-4/reference/ca-service-desk-manager-reference-commands/technical-reference/ca-sdm-pdm-database-commands.html